var Time = {
    getUnix: function () {
        var date = new Date();
        return date.getTime();
    },
    getTodayUnix: function () {
        var date = new Date();
        date.setHours(0);
        date.setMinutes(0);
        date.setSeconds(0);
        date.setMilliseconds(0);
        return date.getTime();
    },
    getYearUnix() {
        var date = new Date();
        date.setMonth(0);
        date.setHours(0);
        date.setDate(1);
        date.setMinutes(0);
        date.setSeconds(0);
        date.setMilliseconds(0);
        return date.getTime();
    },
    getLastDate(time) {
        var date = new Date(time);
        var month = date.getMonth() + 1 < 10 ? "0" + (date.getMonth() + 1) : date.getMonth() + 1;
        var day = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();
        return date.getFullYear() + "-" + month + "-" + day
    },
    getFormaTime(timestamp) {
        var now = this.getUnix();
        var today = this.getTodayUnix();
        var year = this.getYearUnix();
        var timer = (now - timestamp) / 1000;
        var tip = "";

        if (timer <= 0 || Math.floor(timer / 60) <= 0) {
            tip = "刚刚";
        } else if (timer < 3600) {
            tip = Math.floor(timer / 60) + "分钟前";
        } else if (timer >= 3600 && (timestamp - today >= 0)) {
            tip = Math.floor(timer / 3600) + "小时前";
        } else if (timer / 86400 <= 31) {
            tip = Math.ceil(timer / 86400) + "天前";
        } else {
            tip = this.getLastDate(timestamp);
        }


        return tip;
    }
};
Vue.directive("time", {
    bind: function (el, binding) {
        el.innerHTML = Time.getFormaTime(binding.value);
        el._timeout_ = setInterval(function () {
            el.innerHTML = Time.getFormaTime(binding.value)
        }, 60000)
    },
    unbind: function (el) {
        clearInterval(el._timeout_);
        delete el._timeout_;
    }
})